Massachusetts has 8,000 miles of rivers.

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Latest Blog Posts

Combine Sewer Overflow in the Mystic River Watershed

Stormwater Spotlight Part 3: What to Know About Combined Sewer Overflows

In this post we’ll explore Combined Sewer Overflows, or CSOs, and how they hurt waterways in certain areas of the state.

Dam Busters Presents: A Tale of Two Rivers

Defunct dams are a common concern for different locations, and dam removers from both Canada and Western Massachusetts have turned to Mass Rivers Alliance's Dam Busters webinar series for guidance.

Upcoming Events

Dam Busters 201

2025 I Virtual

Learn More

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What's happening to our rivers?

Nearly everyone lives within a few miles of a river, but most of us don't know the problems they face. Learn about local river issues and what Mass Rivers is doing to champion solutions.